CVE-2026-66441: Multivendorx

High severity, CVSS 7.5. EPSS: 0.4% chance of exploitation in the next 30 days.

Unauthenticated Broken Access Control in MultiVendorX <= 5.0.10 versions.

Affected products

• Multivendorx Multivendorx: up to and including 5.0.10

Published 2026-08-13. Last modified 2026-08-14.